What does the user manual say?
What happened when you tried it?
Meaning you haven't read through the manual for any reference to that port?Not sure if the manual tells you whether or not you can use it for other things. I don't want to try it
Meaning you haven't read through the manual for any reference to that port?
That would be the place to start on this unknown motherboard.
If it doesn't say anything about it except for flashing the BIOS, it probably can't be used for something else.
Reading the user manual would be the place to start.
As with most things. They write those for a reason.